IT1136786B - METHOD FOR THE PREHEATING OF STEEL SCRAP BY MEANS OF EXHAUST GAS DERIVED FROM AN ELECTRIC OVEN FOR THE PRODUCTION OF STEEL - Google Patents

METHOD FOR THE PREHEATING OF STEEL SCRAP BY MEANS OF EXHAUST GAS DERIVED FROM AN ELECTRIC OVEN FOR THE PRODUCTION OF STEEL

Info

Publication number
IT1136786B
IT1136786B IT22078/81A IT2207881A IT1136786B IT 1136786 B IT1136786 B IT 1136786B IT 22078/81 A IT22078/81 A IT 22078/81A IT 2207881 A IT2207881 A IT 2207881A IT 1136786 B IT1136786 B IT 1136786B
Authority
IT
Italy
Prior art keywords
steel
preheating
production
exhaust gas
electric oven
Prior art date
Application number
IT22078/81A
Other languages
Italian (it)
Other versions
IT8122078A0 (en
Inventor
Date Takasaburo
Maki Toshimichi
Iguchi Mitsuya
Iwamaru Sumifusa
Watanabe Hisashi
Original Assignee
Nippon Kokan Kk
Toshin Steel Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP7631580A external-priority patent/JPS572974A/en
Priority claimed from JP11953380A external-priority patent/JPS5743191A/en
Application filed by Nippon Kokan Kk, Toshin Steel Co filed Critical Nippon Kokan Kk
Publication of IT8122078A0 publication Critical patent/IT8122078A0/en
Application granted granted Critical
Publication of IT1136786B publication Critical patent/IT1136786B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • F27D13/002—Preheating scrap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00—Arrangements of controlling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • F27D2099/0046—Heating elements or systems using burners with incomplete combustion, e.g. reducing atmosphere
    • F27D2099/0048—Post- combustion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
IT22078/81A 1980-06-06 1981-06-01 METHOD FOR THE PREHEATING OF STEEL SCRAP BY MEANS OF EXHAUST GAS DERIVED FROM AN ELECTRIC OVEN FOR THE PRODUCTION OF STEEL IT1136786B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7631580A JPS572974A (en) 1980-06-06 1980-06-06 Preheating of scrap employing exhaust gas from steel making electric furnace
JP11953380A JPS5743191A (en) 1980-08-29 1980-08-29 Preheating of scrap by gas discharged from electric furnace for making steel

Publications (2)

Publication Number Publication Date
IT8122078A0 IT8122078A0 (en) 1981-06-01
IT1136786B true IT1136786B (en) 1986-09-03

Family

ID=26417457

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22078/81A IT1136786B (en) 1980-06-06 1981-06-01 METHOD FOR THE PREHEATING OF STEEL SCRAP BY MEANS OF EXHAUST GAS DERIVED FROM AN ELECTRIC OVEN FOR THE PRODUCTION OF STEEL

Country Status (11)

Country Link
US (1) US4375958A (en)
KR (1) KR860001292B1 (en)
AT (1) AT384439B (en)
BR (1) BR8103581A (en)
CA (1) CA1160457A (en)
CH (1) CH645671A5 (en)
DE (1) DE3121860C2 (en)
ES (1) ES502712A0 (en)
FR (1) FR2483952B1 (en)
GB (1) GB2078917B (en)
IT (1) IT1136786B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074214B1 (en) * 1981-08-31 1985-11-06 Kawasaki Jukogyo Kabushiki Kaisha Scrap preheating system for electric furnace
JPS5878499U (en) * 1981-11-21 1983-05-27 株式会社ニツコ− Electric furnace waste gas equipment
SE440145B (en) * 1981-12-01 1985-07-15 Asea Ab SKROTFORVERMARE
IT1158148B (en) * 1982-09-23 1987-02-18 Danieli Off Mecc PROCEDURE AND MEANS FOR PREHEATING OF THE LOADING SCRAP OF A FUSARY FURNACE
US4492567A (en) * 1982-10-13 1985-01-08 Pennsylvania Engineering Corporation Method of removal of impure gases at the time of scrap preheating, and equipment for use of same
SE442440B (en) * 1983-10-03 1985-12-23 Flaekt Ab DEVICE FOR HEATING OF SCRAP TO BE CHARGED TO AN ELECTROSTO OVEN
JPS6129686A (en) * 1984-07-23 1986-02-10 合同製鐵株式会社 Method and device for preheating scrap by exhaust gas from electric steel-making furnace
FR2571062B1 (en) * 1984-09-28 1989-08-25 Montereau Acieries PROCESS FOR PREHEATING SCRAP AND RIBLONS
FR2573774B1 (en) * 1984-11-29 1989-02-17 Clecim Sa METHOD AND DEVICE FOR PREHEATING SCRAP FOR ELECTRIC OVEN
FR2576607B1 (en) * 1985-01-25 1989-10-13 Montereau Acieries PROCESS FOR PREHEATING SCRAP AND RIBLONS
DE3521569A1 (en) * 1985-06-15 1986-12-18 Neue Hamburger Stahlwerke GmbH, 2103 Hamburg Process and equipment for preheating scrap to be introduced into an electric furnace
SE452191C (en) * 1986-04-15 1989-08-14 Nab Konsult PROCEDURE AND DEVICE FOR HEATING OF WASTE TO OVEN
US4681535A (en) * 1986-04-28 1987-07-21 Toho Development Engineering Co., Ltd. Preheating mechanism for source metal for melt
SE462630B (en) * 1988-03-16 1990-07-30 Flaekt Ab PROCEDURE AND DEVICE FOR RECOVERY OF ENERGY IN METALLURGICAL PROCESSES
DE4008027C1 (en) * 1990-03-10 1991-05-23 Stahlwerke Peine-Salzgitter Ag, 3150 Peine, De
US5400358A (en) * 1992-10-13 1995-03-21 Consteel, S.A. Continuous scrap preheating
US5385727A (en) * 1993-05-19 1995-01-31 Church & Dwight Co., Inc. Dentifrices containing zinc oxide particles and sodium bicarbonate
US5330748A (en) * 1993-05-19 1994-07-19 Church & Dwight Co., Inc. Dentifrices containing zinc oxide particles
JPH07145420A (en) * 1993-09-30 1995-06-06 Ishikawajima Harima Heavy Ind Co Ltd Electric arc melting furnace
FI20061124L (en) * 2006-12-15 2008-06-16 Outotec Oyj Method and apparatus for pretreatment of material to be fed into a melting furnace
FI20061123L (en) * 2006-12-15 2008-06-16 Outotec Oyj Method for pretreatment of material fed to the melting furnace and preheating system
EP2792984B8 (en) 2013-04-17 2021-04-21 Gf-Elti S.R.L. Method for preparing and feeding metal scrap to an electric smelting furnace for making steel
CN113293255A (en) * 2021-05-27 2021-08-24 安徽首矿大昌金属材料有限公司 Temperature adjusting method for converter steelmaking scrap

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163520A (en) * 1960-12-27 1964-12-29 Elektrokemisk As Process and apparatus for preheating and pre-reduction of charge to electric furnace
US3424573A (en) 1964-11-02 1969-01-28 Rocco Catoggio De Villiers Process for combined oxygen iron refining and producing of ferrous melts
US3439909A (en) * 1965-09-17 1969-04-22 Koppers Co Inc Apparatus for preheating scrap metal
DE1804098A1 (en) * 1967-10-23 1969-07-03 Krupp Gmbh Method and device for preheating scrap for electric arc furnaces
DE2135839C3 (en) * 1971-07-17 1979-01-04 Verfahrenstechnik Dr.-Ing. Kurt Baum, 4300 Essen Process for the detection of the flue gases produced during the batching of scrap and steel cutting off of electric furnaces with direct suction
US3936588A (en) * 1972-03-20 1976-02-03 Elkem-Spigerverket Control system for electrical furnaces
US4010935A (en) 1975-12-22 1977-03-08 Alumax Inc. High efficiency aluminum scrap melter and process therefor
GB1484420A (en) 1976-06-09 1977-09-01 Ass Elect Ind Steel making furnaces
US4113977A (en) 1977-08-19 1978-09-12 Brown Boveri Corporation Preheating system with gas recirculation
US4201370A (en) 1978-07-10 1980-05-06 College Research Corporation Method and apparatus for heat treating materials to remove contaminants

Also Published As

Publication number Publication date
GB2078917A (en) 1982-01-13
ES8205019A1 (en) 1982-05-16
BR8103581A (en) 1982-03-02
ATA248381A (en) 1987-04-15
AT384439B (en) 1987-11-10
FR2483952A1 (en) 1981-12-11
IT8122078A0 (en) 1981-06-01
US4375958A (en) 1983-03-08
CA1160457A (en) 1984-01-17
FR2483952B1 (en) 1985-10-31
DE3121860C2 (en) 1987-11-12
KR830006443A (en) 1983-09-24
CH645671A5 (en) 1984-10-15
GB2078917B (en) 1983-10-05
KR860001292B1 (en) 1986-09-10
ES502712A0 (en) 1982-05-16
DE3121860A1 (en) 1982-03-18

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950630